* {
    margin: 0;
    padding: 0;
}

/* 清除浮动 */
.clearfix::after {
    content: '';
    height: 0;
    display: block;
    clear: both;
}

.clearfix {
    zoom: 1;
}

/* 清除原有样式 */
ul li {
    list-style: none;
}

#wrap {
    width: 700px;
    margin: 20px auto;
    position: relative;
}

#wrap .left {
    width: 300px;
    height: 450px;
    position: absolute;
    left: 0;
    top: 0;
}

.showBox img {
    width: 300px;
    height: 300px;
    border: 1px solid #000;
}

ul {
    width: 300px;
    text-align: center;
}

ul li {
    float: left;
}

ul li:not(ul li:last-child) {
    margin-right: 17px;
}

ul li img {
    width: 60px;
    height: 60px;
}

.showBox {
    position: relative;
}

.mask {
    width: 100px;
    height: 100px;
    background-color: rgba(247, 182, 158, .5);
    display: none;
    position: absolute;
    pointer-events: none;
}

.bigGlassImg {
    position: absolute;
}

.right {
    position: absolute;
    right: 0;
    top: 0;
    overflow: hidden;
    width: 350px;
    height: 350px;
    border: 1px solid #000;
    display: none;
}

/* 点击时出现的样式 */
.active {
    border: 1px solid rgb(233, 57, 57);
}